hurricanes, but what climate change does, the greenhouse gases that we burn, they act like steroids in our environment, and they amplify everything, and they make heat waves more intense, they make the drought that still grips 61% of this country, makes it more intense. that drought that we saw last year, we're dealing with this year, the low levels in the mississippi river, that's going to go into next year. part of the problem is we're not having enough precipitation come down, not enough snowfall and rain to help alleviate that drought. >> what about the ice melt and effects of -- i know you've been to greenland and all over the globe, really, to witness the effects on animal life and ultimately on our own weather systems. >> it affects everything. they are seeing the ice melt in greenland faster than they ever anticipated. it is happening much faster than scientists ever expected, and that's one of the many alarming things. the other thing about having warmer weather, while you and i enjoy it because we don't have to put on heavy boots, scarves, gloves, all of that, it changes our ability to grow